Two bugs, now patched except in older versions, could be chained to allow attackers to hijack Zimbra server by simply sending a malicious email. Zimbra webmail server has two flaws that could let an ...

Technical details have emerged on a high-severity vulnerability affecting certain versions of the Zimbra email solution that hackers could exploit to steal logins without authentication or user ...

Hackers are actively exploiting a recently disclosed RCE vulnerability in Zimbra email servers that can be triggered simply by sending specially crafted emails to the SMTP server. The Zimbra remote ...

Attackers are actively exploiting a critical vulnerability in mail servers sold by Zimbra in an attempt to remotely execute malicious commands that install a backdoor, researchers warn. The ...